Brown, Ian
Blackstone, 1994
Buku Teks
McKendrick, Ewan
Macmillan, 1994
Buku Teks
Anson, William R., Sir
Clarendon Press, 1947
Buku Teks
Loudoe, John Z., compiler
Kasnendra Suminar, 1983
Buku Teks
T. Narman Djohar Setiawan
1987
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